Cole Campbell has agreed a six-month loan to Hoffenheim after struggling to establish himself in the first team for Borussia Dortmund, the club announced Monday morning. The deal includes an option to buy for up to $11.7 million should the club opt to make it permanent at the end of the season. Campbell has played just 16 senior minutes this season for the German giants.

GOAL takes a look at which players should stay or go in this winter transfer window

The USMNT Transfer Notebook tracks American player movements, with the latest developments for those in the U.S. national team pool, including rumors tying Pulisic with a move back to the Premier League.

Cole Campbell has formally requested to leave Borussia Dortmund during the January transfer window, according to Sky Sports Deutschland journalist Florian Plettenberg. The 19-year-old American winger is seeking a move in order to find regular first-team playing time and continue his development. Campbell featured for the U.S's U20 side and has made five senior appearances for BVB.